package com.hgnu.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.hgnu.common.R;
import com.hgnu.pojo.User;
import com.hgnu.service.UserService;
import com.hgnu.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@Slf4j
@RequestMapping("/user")
public class UserController {
    @Autowired
    private UserService userService;
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        //获取手机号
        String phone = user.getPhone();
        if(StringUtils.isNotEmpty(phone)){
            //生成随机的六位验证码
            String code = ValidateCodeUtils.generateValidateCode(6).toString();
            log.info("code:{}",code);
            //将生成的验证码保存到session
            session.setAttribute(phone,code);

            return R.success("手机验证码短信发送成功");
        }
        return R.error("短信发送失败");
    }
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){
        //获取手机号
        String phone = map.get("phone").toString();
        //获取验证码
        String code = map.get("code").toString();
        //从session中获得保存的验证码
        Object codeSession = session.getAttribute(phone);
        //进行验证码匹配
        if(codeSession != null && codeSession.equals(code)){
            //如果比对成功，说明比对成功
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);
            if(user == null){
                //判断是否是新用户，如果是则自动注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);
        }
        return R.error("登录失败");
    }
    //退出登录
    @PostMapping("/loginout")
    public R<String> loginout(HttpSession session){
        session.removeAttribute("user");
        return R.success("账号退出成功");
    }

}
